core: add SSH session to GPU builds

Author: vmx

.github/workflows/ci.yml

@@ -13,6 +13,7 @@ env:
   RUST_BACKTRACE: 1
   # Faster crates.io index checkout.
   CARGO_REGISTRIES_CRATES_IO_PROTOCOL: sparse
+  RUST_LOG: debug
 
 jobs:
   #set-msrv:
@@ -135,6 +136,11 @@ jobs:
       - name: Install required packages
         run: sudo apt install --no-install-recommends --yes libhwloc-dev nvidia-cuda-toolkit ocl-icd-opencl-dev
 
+      - name: Setup tmate session
+        uses: mxschmitt/action-tmate@v3
+        with:
+          limit-access-to-actor: true
+
       - name: Build with `cuda` and `opencl` features enabled
         run: cargo build --workspace --features cuda,opencl
       - name: Build with `cuda-supraseal` feature enabled
@@ -161,3 +167,9 @@ jobs:
   #      run: cargo test -p storage-proofs-porep --features isolated-testing --release --lib stacked::vanilla::cores -- --skip stacked::vanilla::cores::tests::test_checkout_cores
   #      env:
   #        FIL_PROOFS_USE_MULTICORE_SDR: true
+
+  #ssh_session:
+  #  - name: Setup tmate session
+  #    uses: mxschmitt/action-tmate@v3
+  #    with:
+  #      limit-access-to-actor: true